posted by selly .
The rate constants for a first order decay reaction are found to be:
k287.3∘C=1 x 10−4 s−1
k327.4∘C=19.2 x 10−4 s−1
(a) Determine the value, in s-1 of k250∘C
(b) How long will it take, at 350 ∘C, for the reactant to decay to 1% of its original concentration? Express your answer in seconds.